Bruce Museum Curator of Science, Daniel Ksepka, stands near an exhibit featuring an osprey at the musuem in Greenwich, Conn., Friday, July 11, 2014. Ksepka, a paleontologist, led a study of the recently identified fossil of Pelagornis sanders, an extinct bird that lived 25 to 28 million years ago and had the largest-known avian wingspan in history, about 20 to 24 feet (6.1 to 7.4 meters).
Photo: Bob Luckey

WASHINGTON, DC - JULY 10: Charla Nash, the victim of a mauling by a pet chimp in Connecticut in 2009 and who underwent a face transplant, speaks at a press conference July 10, 2014 on Capitol Hill in Washington, DC. Nash joined members of Congress in advocating for changes in federal law banning the interstate trade of primates. (Photo by Win McNamee/Getty Images) *** BESTPIX ***
Photo: Win McNamee, Getty Images